2+2=fish 3+3=eight 4+4=? 7+7=triangle 问号处应填入的单词是什么?
国外智力题
2+2=fish
3+3=eight
4+4=?
7+7=triangle
问号处应填入的单词是什么?
国外智力题
2+2=fish
3+3=eight
4+4=?
7+7=triangle
问号处应填入的单词是什么?
判断下列各命题的真值:
(1)若2+2=4,则3+3=6;
(2)若2+2=4,则3+3≠6;
(3)若2+2≠4,则3+3=6;
(4)若2+2≠4,则3+3≠6;
(5)2+2=4当且仅当3+3=6;
(6)2+2=4当且仅当3+3≠6;
(7)2+2≠4当且仅当3+3=6;
(8)2+2≠4当且仅当3+3≠6.
A.1+1/2+2/3+3/4
B.1/2+2/3+3/4+4/5
C.1+1/2+2/3+3/4+4/5
D.1+1/2+1/3+1/4+1/5
A.1+1/2+2/3+3/4
B.1/2+2/3+3/4+4/5
C.1+1/2+2/3+3/4+4/5
D.1+1/2+1/3+1/4+1/5
A.1+1/2+2/3+3/4
B.1/2+2/3+3/4+4/5
C.1+1/2+2/3+3/4+4/5
D.1+1/2+1/3+1/4+1/5
设有如下程序: Private Sub Command1_Click() Dim sum As Double, k As Double sum=0 n=0 For i=1 To 5 k=n/i n=n+1 sum=sum+k Next End Sub 该程序通过For循环计算一个表达式的值,这个表达式是______。
A.1+1/2+2/3+3/4+4/5
B.1+1/2+2/3+3/4
C.1/2+2/3+3/4+4/5
D.1+1/2+1/3+1/4+1/5
设有如下程序: Private Sub Command1_Click() Dim Sum As Double, x As Double sum=0 n = 0 For i= 1 To 5 x = n / i n = n + 1 sum=sum+x Next End Sub 该程序通过For循环计算一个表达式的值,这个表达式是
A.1+1/2+2/3+3/4+4/5
B.1+1/2+2/3+3/4
C.1/2+2/3+3/4+4/5
D.1+1/2+1/3+1/4+1/5
A.1+1/2+ 2/3+3/4+4/5
B.1+1/2+2/3+3/4
C.1/2+2/3+3/4+4/5
D.1+1/2+1/3+1/4+1/5
设有如下程序: Private Sub Command1_Click() Dim sum As Double, x As Double sum=0 n=0 For i=1 To 5 x=n/i n=n+1 sum=sum+x Next End Sub 该程序通过For循环计算—个表达式的值,这个表达式是 ______。
A.1+1/2+2/3+3/4+4/5
B.1+1/2+2/3+3/4
C.1/2+2/3+3/4+4/5
D.1+1/2+1/3+1/4+1/5
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